test_push_truncated_data()

Documentation for tests/benchmark/compute/instruction/test_stack.py::test_push_truncated_data@c17999c0.

Generate fixtures for these test cases for Amsterdam with:

fill -v tests/benchmark/compute/instruction/test_stack.py::test_push_truncated_data --gas-benchmark-values 1

Benchmark a PUSH whose data portion runs past the end of the code.

Source code in tests/benchmark/compute/instruction/test_stack.py

@pytest.mark.parametrize(
    "opcode,present_data_bytes",
    [
        pytest.param(Op.PUSH1, 0, id="PUSH1 with no data"),
        pytest.param(Op.PUSH2, 0, id="PUSH2 with no data"),
        pytest.param(Op.PUSH2, 1, id="PUSH2 with half its data"),
        pytest.param(Op.PUSH32, 0, id="PUSH32 with no data"),
        pytest.param(Op.PUSH32, 16, id="PUSH32 with half its data"),
        pytest.param(Op.PUSH32, 31, id="PUSH32 one byte short"),
    ],
)
def test_push_truncated_data(
    benchmark_test: BenchmarkTestFiller,
    pre: Alloc,
    opcode: Op,
    present_data_bytes: int,
) -> None:
    """
    Benchmark a PUSH whose data portion runs past the end of the code.
    """
    target_contract = pre.deploy_contract(
        code=bytes([opcode.int()]) + bytes(present_data_bytes)
    )

    benchmark_test(
        target_opcode=OpcodeTarget(f"{opcode} truncated", Op.STATICCALL),
        code_generator=JumpLoopGenerator(
            attack_block=Op.POP(
                Op.STATICCALL(
                    gas=Op.GAS,
                    address=target_contract,
                    args_offset=Op.PUSH0,
                    args_size=Op.PUSH0,
                    ret_offset=Op.PUSH0,
                    ret_size=Op.PUSH0,
                )
            )
        ),
    )

Parametrized Test Cases

This test generates 6 parametrized test cases across 3 forks.